Simplify to the Form $a+b i$
- $\mathrm{i}^{5}+\mathrm{i}^{7}$ A) 2
B) $2 \mathrm{i}$

Multiple Choice

Simplify to the form $a+b i$ .
- $\mathrm{i}^{5}+\mathrm{i}^{7}$

A) 2
B) $2 \mathrm{i}$
C) -2
D) 0